~ > nix-channel --list                                                                                                                 23:04:21
home-manager https://github.com/rycee/home-manager/archive/master.tar.gz
~ > nix search -u xonotic                                                                                                              23:04:22
* nixos-20.03.xonotic (xonotic)
  A free fast-paced first-person shooter

* nixos.xonotic (xonotic)
  A free fast-paced first-person shooter

* nixpkgs.xonotic (xonotic)
  A free fast-paced first-person shooter

~ >                                                                                                                                10s 23:04:38